JPS57122372A - Method and apparatus for receiving or transmitting ultrasonic wave - Google Patents

Method and apparatus for receiving or transmitting ultrasonic wave

Info

Publication number
JPS57122372A
JPS57122372A JP56008385A JP838581A JPS57122372A JP S57122372 A JPS57122372 A JP S57122372A JP 56008385 A JP56008385 A JP 56008385A JP 838581 A JP838581 A JP 838581A JP S57122372 A JPS57122372 A JP S57122372A
Authority
JP
Japan
Prior art keywords
received
circuit
comparator
rising
zero cross
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP56008385A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6336474B2 (enrdf_load_stackoverflow
Inventor
Yukio Yoshida
Hitoshi Suzuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Keiki Co Ltd filed Critical Tokyo Keiki Co Ltd
Priority to JP56008385A priority Critical patent/JPS57122372A/ja
Publication of JPS57122372A publication Critical patent/JPS57122372A/ja
Publication of JPS6336474B2 publication Critical patent/JPS6336474B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP56008385A 1981-01-22 1981-01-22 Method and apparatus for receiving or transmitting ultrasonic wave Granted JPS57122372A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56008385A JPS57122372A (en) 1981-01-22 1981-01-22 Method and apparatus for receiving or transmitting ultrasonic wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56008385A JPS57122372A (en) 1981-01-22 1981-01-22 Method and apparatus for receiving or transmitting ultrasonic wave

Publications (2)

Publication Number Publication Date
JPS57122372A true JPS57122372A (en) 1982-07-30
JPS6336474B2 JPS6336474B2 (enrdf_load_stackoverflow) 1988-07-20

Family

ID=11691742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56008385A Granted JPS57122372A (en) 1981-01-22 1981-01-22 Method and apparatus for receiving or transmitting ultrasonic wave

Country Status (1)

Country Link
JP (1) JPS57122372A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013142574A (ja) * 2012-01-10 2013-07-22 Yokogawa Electric Corp 超音波流量計
CN107278264A (zh) * 2016-02-05 2017-10-20 富士电机株式会社 测定装置、测定方法、以及程序
JP2021067571A (ja) * 2019-10-24 2021-04-30 アズビル株式会社 故障判定装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013142574A (ja) * 2012-01-10 2013-07-22 Yokogawa Electric Corp 超音波流量計
CN107278264A (zh) * 2016-02-05 2017-10-20 富士电机株式会社 测定装置、测定方法、以及程序
EP3244171A4 (en) * 2016-02-05 2018-03-14 Fuji Electric Co., Ltd. Measuring device, measuring method, and program
JP2021067571A (ja) * 2019-10-24 2021-04-30 アズビル株式会社 故障判定装置

Also Published As

Publication number Publication date
JPS6336474B2 (enrdf_load_stackoverflow) 1988-07-20

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